package com.bookcloud.java21.chapter4.继承构建函数的执行时机410;

public class L4 extends L3 {
  public L4() {
    System.out.println("L4=>无参构造函数");
  }

  public void func4() {
    System.out.println("L4=>func4");
    super.func1();
  }
}
